Migrate default ports to code

debug.xml

@@ -1,11 +1,7 @@
 <?xml version='1.0' encoding='UTF-8'?>
-
 <!DOCTYPE properties SYSTEM 'http://java.sun.com/dtd/properties.dtd'>
-
 <properties>
 
-    <entry key='config.default'>./setup/default.xml</entry>
-
     <entry key='web.path'>./traccar-web/simple</entry>
     <entry key='web.debug'>true</entry>
     <entry key='web.console'>true</entry>

setup/traccar.xml

@@ -1,22 +1,8 @@
 <?xml version='1.0' encoding='UTF-8'?>
-
 <!DOCTYPE properties SYSTEM 'http://java.sun.com/dtd/properties.dtd'>
-
 <properties>
 
-    <entry key='config.default'>./conf/default.xml</entry>
-
-    <!--
-
-    This is the main configuration file. All your configuration parameters should be placed in this file.
-
-    Default configuration parameters are located in the "default.xml" file. You should not modify it to avoid issues
-    with upgrading to a new version. Parameters in the main config file override values in the default file. Do not
-    remove "config.default" parameter from this file unless you know what you are doing.
-
-    For list of available parameters see following page: https://www.traccar.org/configuration-file/
-
-    -->
+    <!-- Documentation: https://www.traccar.org/configuration-file/ -->
 
     <entry key='database.driver'>org.h2.Driver</entry>
     <entry key='database.url'>jdbc:h2:./data/database</entry>

src/main/java/org/traccar/ServerManager.java

@@ -54,7 +54,7 @@ public ServerManager(
         for (Class<?> protocolClass : ClassScanner.findSubclasses(BaseProtocol.class, "org.traccar.protocol")) {
             String protocolName = BaseProtocol.nameFromClass(protocolClass);
             if (enabledProtocols == null || enabledProtocols.contains(protocolName)) {
-                if (config.hasKey(Keys.PROTOCOL_PORT.withPrefix(protocolName))) {
+                if (config.getInteger(Keys.PROTOCOL_PORT.withPrefix(protocolName)) > 0) {
                     BaseProtocol protocol = (BaseProtocol) injector.getInstance(protocolClass);
                     connectorList.addAll(protocol.getConnectorList());
                     protocolList.put(protocol.getName(), protocol);

src/main/java/org/traccar/config/Keys.java

@@ -33,7 +33,7 @@ private Keys() {
      * Port number for the protocol. Most protocols use TCP on the transport layer. Some protocols use UDP. Some
      * support both TCP and UDP.
      */
-    public static final ConfigSuffix<Integer> PROTOCOL_PORT = new IntegerConfigSuffix(
+    public static final ConfigSuffix<Integer> PROTOCOL_PORT = new PortConfigSuffix(
             ".port",
             List.of(KeyType.CONFIG));